activity: use isReactivityEnabled util to add Reactivity cssClass
activity: use isReactivityEnabled util to add Reactivity cssClass

sinan/koding,jack89129/koding,acbodine/koding,acbodine/koding,koding/koding,gokmen/koding,alex-ionochkin/koding,acbodine/koding,rjeczalik/koding,usirin/koding,mertaytore/koding,kwagdy/koding-1,szkl/koding,alex-ionochkin/koding,jack89129/koding,koding/koding,szkl/koding,szkl/koding,cihangir/koding,cihangir/koding,acbodine/koding,cihangir/koding,andrewjcasal/koding,mertaytore/koding,sinan/koding,gokmen/koding,sinan/koding,sinan/koding,andrewjcasal/koding,gokmen/koding,mertaytore/koding,acbodine/koding,andrewjcasal/koding,kwagdy/koding-1,sinan/koding,szkl/koding,gokmen/koding,usirin/koding,koding/koding,alex-ionochkin/koding,mertaytore/koding,acbodine/koding,cihangir/koding,kwagdy/koding-1,usirin/koding,jack89129/koding,drewsetski/koding,szkl/koding,koding/koding,jack89129/koding,kwagdy/koding-1,drewsetski/koding,cihangir/koding,alex-ionochkin/koding,alex-ionochkin/koding,drewsetski/koding,szkl/koding,szkl/koding,koding/koding,andrewjcasal/koding,rjeczalik/koding,szkl/koding,cihangir/koding,rjeczalik/koding,usirin/koding,alex-ionochkin/koding,jack89129/koding,drewsetski/koding,cihangir/koding,andrewjcasal/koding,koding/koding,sinan/koding,andrewjcasal/koding,kwagdy/koding-1,gokmen/koding,usirin/koding,alex-ionochkin/koding,jack89129/koding,gokmen/koding,gokmen/koding,sinan/koding,drewsetski/koding,rjeczalik/koding,kwagdy/koding-1,jack89129/koding,cihangir/koding,sinan/koding,kwagdy/koding-1,mertaytore/koding,drewsetski/koding,kwagdy/koding-1,usirin/koding,usirin/koding,drewsetski/koding,drewsetski/koding,koding/koding,rjeczalik/koding,usirin/koding,mertaytore/koding,acbodine/koding,mertaytore/koding,acbodine/koding,alex-ionochkin/koding,jack89129/koding,andrewjcasal/koding,rjeczalik/koding,koding/koding,gokmen/koding,mertaytore/koding,rjeczalik/koding,andrewjcasal/koding,rjeczalik/koding